Unity中用鼠标缩放相机

最新推荐文章于 2024-09-14 14:18:07 发布

马哥2017

最新推荐文章于 2024-09-14 14:18:07 发布

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using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

public class la : MonoBehaviour 
{

    void Update()
    {
        //----------------拉进放大---------------------  
        if (Input.GetAxis("Mouse ScrollWheel") <0)  
        {
            if (Camera.main.fieldOfView <= 100)
            {

                Camera.main.fieldOfView += 2f;
            }
            if (Camera.main.orthographicSize <= 20)
            {

                Camera.main.orthographicSize += 0.5f;
            }
        }  

        //----------------缩回----------------------  
        if (Input.GetAxis("Mouse ScrollWheel") > 0)  
        {
            if (Camera.main.fieldOfView > 2)
            {
                Camera.main.fieldOfView -= 2;
            }
            if (Camera.main.orthographicSize >= 1)
            {
                Camera.main.orthographicSize -= 0.5f;
            }
        }  

        //-------控制相机是正交相机还是透视相机--------  
        if (Input.GetKeyUp(KeyCode.B))  
        {
            if (Camera.main.orthographic == true)
            {
                Camera.main.orthographic = false;
            }
            else
            {
                Camera.main.orthographic = true;
            }
        }  
         
    }
}